Comparing the Output of Strawberries Grown on Plots Using Fertilizer

question 96

Multiple Choice

Comparing the output of strawberries grown on plots using fertilizer A with that grown on otherwise identical plots using fertilizer B, in order to make a general assessment of relative fertilizer effectiveness, may well call for:

• A) a Friedman-Smirnov test
• B) a Kruskal-Wallis test
• C) a Wilcoxon rank-sum test
• D) a Spearman rank correlation test
• E) a chi-square test

---

Definitions:

Real Risk-Free Rate

The rate of return on a risk-free investment, such as government treasury bills, adjusted for inflation, representing the true earning power of the investment.

Expected Inflation Rate

The predicted average rate at which the general level of prices for goods and services is rising, and subsequently, purchasing power is falling.

Market Risk Premium

The additional return that investors demand for holding a risky market portfolio instead of risk-free assets.

Required Rate Of Return

The required rate of return is the minimum annual percentage earned by an investment that will induce individuals or companies to put money into a particular security or project.